Description
The Quttera Web Malware Scanner plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 3.5.1.41 via the 'RunExternalScan' function. This makes it possible for authenticated attackers, with Administrator-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| quttera | Quttera ThreatSign – Web Malware Scanner for WordPress | ≤ 3.5.1.41 | — |
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/40957153-45f1-40c9-91ce-f3491ca7eee5?source=cve
- https://plugins.trac.wordpress.org/browser/quttera-web-malware-scanner/trunk/qtrAjaxHandler.php#L352
- https://plugins.trac.wordpress.org/browser/quttera-web-malware-scanner/trunk/qtrExternalScanner.php#L28
- https://plugins.trac.wordpress.org/changeset/3344330/